1 edition of Determination of stress in rock found in the catalog.
Includes bibliographical references.A report presented at a symposium sponsored by ASTM Subcommittee 12 of Committee D-18 on Soil and Rock for Engineering Purposes, during the societys 69th annual meeting held at Atlantic City, N.J., 26-June-1 July 1966.
|Statement||American Society for Testing and Materials|
|Publishers||American Society for Testing and Materials|
|The Physical Object|
|Pagination||xvi, 134 p. :|
|Number of Pages||43|
|3||ASTM special technical publication ;|
nodata File Size: 1MB.
Documentos para la historia de la fundación de Caracas existentes en el Archivo General de la Nación.
Using wellbore failure to constrain the magnitude of S Hmax Once independent knowledge of S v and S Hmin is available, SHmax can be determined from the widths of wellbore breakouts in vertical boreholes. 3—Typical plot of axial stress vs. As in most experiments of this type, a cylindrical rock sample is jacketed with an impermeable soft sleeve and placed in a fluid-filled pressure cell.
Presented at the AADE Drilling Technology Forum, Best Available Practical Drilling Technology--The Search Continues, Houston, Texas, 9-10 February. 1 Coal measures All stress measurement techniques are in principal. No other units of measurement are included in this standard.
Subscription pricing is determined by: the specific standard s or collections of standards, the number of locations accessing the standards, and the number of employees that need access.
Scratch and penetrometer testing A number of techniques have been developed to replace or augment triaxial tests to measure the strength properties of rocks.
3 of the Regulations Governing ASTM Technical Committees, which requires that standards shall be updated by the end of the eighth year since the last approval date. The implemented adjustment of the overcoring method consists mainly in omitting the overcoring phase stress relief phase. A New Technique To Estimate Vertical Variability of Rock Properties for Reservoir Rock Evaluation, SPE Annual Technical Conference and Exhibition, 4-7 October.
If the document is revised or amended, you will be notified by email. In unconsolidated materials, shear-enhanced compaction begins at zero confining stress as soon as the material begins to be loaded see Fig. Thus, the original width of the breakout is largely preserved, and calculations of stress magnitudes based on breakout width do not have to be adjusted for changes in the wellbore shape associated with subsequent failure see Fig. These parameters can be derived from triaxial strength tests on cylindrical cores by measuring the stress at failure as a function of confining pressure.
formation of geological structures folds, faults, The subject of paleostresses is only briefly intrusions, etc. The problems considered in the book may be interesting for a wide audience including students, professionals, researches, and for the industry. It is tectonics, erosion, lateral straining, rock fabric, defined at a point and is represented by a glaciation and deglaciation, topography, curva second-order Cartesian tensor with six compo ture of the Earth and other active geological nents.
3—Typical plot of axial stress vs.